SF1186G Datasheet, PDF (1/6 Pages) RF Monolithics, Inc – 1575.42 MHz SAW Filter

• Designed for Front End GPS Applications
• Steep Rejection
• 2.5 x 2.0 x 1.0 mm Surface-Mount Case
• No Matching Circuit Required
Absolute Maximum Ratings
Rating
Maximum Input Power, DC to 3 GHz
Maximum Input Power, 0.8 to 1 GHz and 1.7 to 1.9 GHz
Maximum DC Voltage On any Non-ground Terminal
Storage Temperature Range in Tape and Reel
Maximum Soldering Profile (5 cycles maximum)
Electrical Characteristics
Characteristic
Nominal Operating Frequency
Passband Insertion Loss, f_C ±1.0 MHz
Amplitude Ripple, f_C ±1.0 MHz
Attenuation Referenced to 0 dB:
DC to 1400 MHz
1400 to 1475 MHz
1475 to 1525 MHz
1625 to 1640 MHz
1640 to 2000 MHz
2000 to 3000 MHz
S₁₁ VSWR across f_C ±1.0 MHz
S₂₂ VSWR across f_C ±1.0 MHz
Source impedance
Load impedance
Operating Temperature
Single-ended Input / Output Impedance Match
Case Style
Lid Symbolization (2A=SF1186G Y=year, W=week)
Electrical Connections
Connection
Input
Output
Ground
Terminals
1
3
All others
SF1186G
Value
Units
+10
dBm
+20
dBm
5
VDC
-40 to +85
°C
265 °C for 10 s
1575.42 MHz
SAW Filter
SM2520-4
Sym
f_C
IL
Z_S
Z_L
T_A
Notes
Min
Typ
1575.42
1.5
0.1
35.0
37.0
30.0
34.0
25.0
37.0
30.0
45.0
32.0
34.0
20.0
28.0
1.2
1.2
50
50
-40
Max
2.2
1.0
Units
MHz
dB
dB_P-P
dB
2.0
2.0
Ω
Ω
+85
°C
No matching network required for operation at 50 ohms
SM2520-4
2A, YW
50
1
2
BOTTOM VIEW
4
3
RF IC
50
RF IC
CAUTION: Electrostatic Sensitive Device. Observe precautions for handling.
Notes:
1. US and international patents may apply.
2. RFM, stylized RFM logo, and RF Monolithics, Inc. are registered
trademarks of RF Monolithics, Inc.
www.RFM.com E-mail: [e-mail]
©2009 by RF Monolithics, Inc.
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SF1186G - 9/14/09